Banner, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 36° -35° (1997) 70° (1974) 0.56" 11"
February 14° 39° -32° (1989) 76° (1982) 0.56" 9.1"
March 22° 48° -23° (1965) 80° (2004) 0.98" 11.4"
April 30° 57° -2° (1975) 86° (1992) 1.6" 9.4"
May 38° 67° 13° (1954) 95° (1960) 2.35" 1.5"
June 46° 77° 27° (1951) 105° (1988) 2.12" 0"
July 53° 87° 35° (1971) 107° (2005) 1.18" 0"
August 52° 86° 32° (2002) 106° (1983) 0.72" 0"
September 42° 74° 6° (1984) 103° (1983) 1.43" 2.8"
October 31° 60° -9° (1991) 92° (1992) 1.41" 5.7"
November 19° 46° -25° (1959) 81° (1999) 0.71" 8.6"
December 11° 35° -37° (1983) 72° (1981) 0.56" 11.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 13° 38° -25° (1919) 71° (1995) 0.02" 0.4"
Dec 2 13° 38° -25° (1919) 70° (1941) 0.02" 0.3"
Dec 3 13° 37° -14° (1919) 71° (1941) 0.02" 0.4"
Dec 4 12° 37° -28° (1972) 70° (1975) 0.02" 0.4"
Dec 5 12° 36° -30° (1972) 77° (1939) 0.02" 0.4"
Dec 6 12° 36° -28° (1972) 73° (1939) 0.02" 0.4"
Dec 7 11° 36° -25° (1909) 62° (1970) 0.02" 0.4"
Dec 8 11° 36° -39° (1919) 63° (1990) 0.02" 0.4"
Dec 9 11° 35° -41° (1919) 69° (1957) 0.02" 0.5"
Dec 10 11° 35° -21° (1932) 70° (1981) 0.02" 0.4"
Dec 11 11° 35° -24° (1932) 68° (1939) 0.02" 0.4"
Dec 12 10° 35° -24° (1922) 66° (1924) 0.01" 0.4"
Dec 13 10° 35° -26° (1919) 62° (1921) 0.02" 0.4"
Dec 14 10° 35° -17° (1926) 66° (1924) 0.02" 0.4"
Dec 15 10° 35° -19° (1964) 63° (2006) 0.02" 0.4"
Dec 16 10° 34° -24° (1964) 63° (1939) 0.02" 0.4"
Dec 17 10° 34° -30° (1924) 68° (1980) 0.01" 0.4"
Dec 18 10° 34° -33° (1924) 68° (1988) 0.02" 0.3"
Dec 19 10° 34° -25° (1924) 62° (2004) 0.02" 0.4"
Dec 20 10° 34° -25° (1990) 58° (1957) 0.02" 0.4"
Dec 21 10° 34° -35° (1989) 63° (1933) 0.01" 0.4"
Dec 22 10° 34° -35° (1989) 67° (1933) 0.02" 0.3"
Dec 23 10° 35° -28° (1983) 60° (1964) 0.02" 0.4"
Dec 24 10° 35° -37° (1983) 61° (1922) 0.01" 0.4"
Dec 25 10° 35° -32° (1983) 61° (1947) 0.02" 0.3"
Dec 26 10° 35° -29° (1996) 67° (1980) 0.02" 0.4"
Dec 27 10° 35° -16° (1916) 66° (1980) 0.01" 0.4"
Dec 28 10° 35° -22° (1990) 60° (1965) 0.02" 0.3"
Dec 29 10° 35° -30° (1990) 65° (1956) 0.02" 0.4"
Dec 30 10° 35° -30° (1990) 55° (1996) 0.01" 0.4"
Dec 31 10° 35° -32° (1927) 56° (1996) 0.02" 0.3"
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